From the course: Mastering Observability with OpenTelemetry

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Analyzing traces with Jaeger

Analyzing traces with Jaeger

- [Instructor] Observability is no end in itself, but its main purpose is to solve performance problems and maybe we can solve one with Jaeger today. So before we look into Jaeger, let's try our voting page a bit more. And this time please pay attention how long your actions take. So when I click now on this button, you should notice that sometimes after you click, it takes a longer time until this number is incremented. So there is something going on. Some requests are fast, some are slow. So we seem to have indeed some performance problem in our stack, and this is not a good time to look into Jaeger. First, let's look at the interface now more closely. On the left side you have the search bar, and there you can search for traces by different criteria. For instance, for traces that pass through a specific service, some operation that takes place in a trace, you can also search by tags, these are the attributes on spans. For instance, you could search for spans that contain an error…

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